Case Control Study
Copyright ©The Author(s) 2018.
World J Clin Cases. Nov 26, 2018; 6(14): 753-758
Published online Nov 26, 2018. doi: 10.12998/wjcc.v6.i14.753
Figure 1
Figure 1 The flow-chart of stratified groups in this study. ESEM: Endoscopically-suspected esophageal metaplasia; NBI: Narrow-band imaging; IM: Intestinal metaplasia.